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公开(公告)号:JPS6254153B2
公开(公告)日:1987-11-13
申请号:JP8993479
申请日:1979-07-17
Applicant: CONOCO INC
Inventor: MASUYUU KORUBIN SOOTAA , UIRIAMU HARORUDO KEGURAA , ROIDO GURAINGAA BEKURAAFUTO
IPC: C10B57/04 , C10B55/00